SCHEDULE: Jane Street Discloses Stake in Amprius Technologies

Jane Street Group, LLC, Jane Street Capital, LLC, and Jane Street Global Trading, LLC have collectively reported beneficial ownership of 5.1% of Amprius Technologies, Inc. common stock.

Summary

• Jane Street Group, LLC, along with its affiliates Jane Street Capital, LLC and Jane Street Global Trading, LLC, have filed a Schedule 13G.
• This filing indicates their beneficial ownership of Amprius Technologies, Inc. common stock.
• The total number of shares beneficially owned by these entities is 7,014,784.
• This represents 5.1% of the total class of securities.
• The shares are held with shared voting power and shared dispositive power.
• The filing date, indicating the event requiring this disclosure, is April 22, 2026.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it is a standard disclosure of beneficial ownership by an institutional investor and does not contain operational or financial performance updates.

Future Outlook

This filing does not contain any forward-looking statements or guidance.

Industry Context

StockSavvy.ai notes that this Schedule 13G filing by Jane Street entities indicates a significant institutional investor's position in Amprius Technologies, Inc., a company operating in the advanced battery technology sector. Such filings often precede or follow market activity and can signal increased institutional interest or a shift in holdings.

Stakeholder Impact

• Shareholders may view the increased institutional interest from Jane Street as a positive sign, potentially indicating confidence in the company's future prospects.
• The disclosure of a 5.1% stake by a major trading firm could influence market perception and trading activity in Amprius Technologies' stock.

Key Dates

Keywords

Amprius Technologies, Jane Street, Schedule 13G, Beneficial Ownership, Common Stock, SEC Filing, Securities Exchange Act